2080795868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{65033}}^1$

素因数の和:65477

約数の個数: 24

約数和(自身を含む): 3842208720

約数和(自身を除く): 1761412852

約数列:

[1, 2, 4, 19, 38, 76, 421, 842, 1684, 7999, 15998, 31996, 65033, 130066, 260132, 1235627, 2471254, 4942508, 27378893, 54757786, 109515572, 520198967, 1040397934, 2080795868]

約数ペア:

[(1, 2080795868), (2, 1040397934), (4, 520198967), (19, 109515572), (38, 54757786), (76, 27378893), (421, 4942508), (842, 2471254), (1684, 1235627), (7999, 260132), (15998, 130066), (31996, 65033)]